Lesson 4

Essential Task

Includes an Essential Task


Describe chemical energy and two energy sources that use chemical energy.

Readings and Materials

  • Book: Forms of Energy by Anna Claybourne  pp. 22 – 25 — chart on page 38

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Target Task


Writing Prompt

What is chemical energy? Describe two energy sources that use chemical energy.

Mastery Response


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Key Questions


  • What is chemical energy? Why is it important?

  • Why do our bodies need fuel? How can we determine which foods provide the most fuel?

  • What is fuel? What are a few different examples of fuel?

  • What is the energy cycle? How does the diagram on page 25 help a reader better understand energy cycles?

  • According to the chart on page 38, what additional energy sources use chemical energy?



chemical energy     (n.)

the ability of a chemical substance to go through a transformation

matter     (n.)

material of a particular kind

calorie     (n.)

a unit of energy; indicates how much energy food will produce when eaten

photosynthesis     (n.)

the process where water and carbon dioxide are turned into food when a green plant is exposed to light

Enhanced lesson plan

Enhanced Lesson Plan

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Common Core Standards

  • RI.4.3 — Explain events, procedures, ideas, or concepts in a historical, scientific, or technical text, including what happened and why, based on specific information in the text.

Spiral Standards